Traffic situation on highway in Bon Festival (preliminary report) 【NEXCO EAST Edition】
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- Traffic situation on highway in Bon Festival (preliminary report) 【NEXCO EAST Edition】
August 19, 2020
East Nippon Expressway Co., Ltd.
NEXCO EAST (Chiyoda-ku, Tokyo) has compiled traffic conditions for the Obon period (Thursday, August 7, 2025 to Sunday, August 17, 2025: 11 days), and would like to inform you of this.
- The average daily traffic volume was 103% compared to the same period last year.
- The number of traffic jams of 10km or more was 114, a decrease of 21 compared to the same period last year.
- There were 10 traffic jams of over 30km, the same as the same period last year.
- The longest traffic jam length was 47.1 km at 5:15 pm on Monday, August 11th, starting near Kawagoe IC on the E17 Kan-Etsu Expressway (In-bound).
1. 1. Comparison period
2. Traffic volume
| ①Reiwa 7 results | ② Results 2024 | Comparison ① / ② | |||||
|---|---|---|---|---|---|---|---|
| Average daily traffic volume * 1 (all vehicles) | 37,300 units/day | 36,300 units/day | 103％ | ||||
| (Small car) | (Large car) | 32,500 | 4,800 | 31,600 | 4,700 | 103％ | 102％ |
| Maximum daily traffic | 41,300 units/day | 44,200 units/day | 93％ | ||||
※1：
For details, please see Appendix 1 [PDF: 162KB]
3. 3. Congestion situation
| ①Reiwa 7 results | ② Results 2024 | Increase/decrease ①－② | |
|---|---|---|---|
| Traffic congestion of 10 km or more | 114 times | 135 times | ▲21 times |
| Traffic congestion of 30 km or more | 10 times | 10 times | ± 0 times |
Especially long traffic congestion place (3rd worst by direction)
※2：
IC: Interchange, JCT: Junction, SIC: Smart Interchange,
SA: Service area, PA: Parking area
![Image of [Reiwa 7]](/pressroom/cms_assets/pressroom/2025/08/19f/01.jpg)
![Image of [2024]](/pressroom/cms_assets/pressroom/2025/08/19f/02.jpg)
Four. Daily traffic conditions
- The peak number of traffic jams was on Saturday, August 9th for Out-bound direction and Friday, August 15th for In-bound direction.
[Out-bound]
![[Out-bound] Image of traffic volume](/pressroom/cms_assets/pressroom/2025/08/19f/03.jpg)
![[Out-bound] Image of the number of traffic jams (10km or more)](/pressroom/cms_assets/pressroom/2025/08/19f/04.jpg)
[In-bound]
![[In-bound] Image of traffic volume](/pressroom/cms_assets/pressroom/2025/08/19f/05.jpg)
![[In-bound] Image of the number of traffic jams (10km or more)](/pressroom/cms_assets/pressroom/2025/08/19f/06.jpg)
Reference material
- [Topics 1] [E17] Traffic conditions near Takasaki SA Kan-Etsu Expressway [PDF: 233KB]
- [Topic 2] [E14] Traffic conditions on Keiyo Road (between Anakawa IC and Kaizuka IC) [PDF: 217KB]
- [Topic 3] [CA] Traffic congestion on Tokyo Wan Aqua-Line Expressway [PDF: 524KB]
- [Topic 4] [C3] Traffic congestion on the Outer Ring Road (Kawaguchi JCT to Kawaguchi Higashi IC, inner loop) [PDF: 194KB]
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Related Sites and Content
If you are looking for information on fares, routes, service areas and parking areas, please click here.
If you are looking for real-time traffic congestion and restriction information, click here.
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